Add EnvVars to linux init.d (kardianos#339)

* change module name

* add init.d env

* add init.d env

Author: optim-aizawa

service_openrc_linux.go

@@ -230,6 +230,10 @@ command_args="{{range .Arguments}}{{.}} {{end}}"
 name=$(basename $(readlink -f $command))
 supervise_daemon_args="--stdout {{.LogDirectory}}/${name}.log --stderr {{.LogDirectory}}/${name}.err"
 
+{{range $k, $v := .EnvVars -}}
+export {{$k}}={{$v}}
+{{end -}}
+
 {{- if .Dependencies }}
 depend() {
 {{- range $i, $dep := .Dependencies}} 

service_sysv_linux.go

@@ -207,6 +207,10 @@ pid_file="/var/run/$name.pid"
 stdout_log="{{.LogDirectory}}/$name.log"
 stderr_log="{{.LogDirectory}}/$name.err"
 
+{{range $k, $v := .EnvVars -}}
+export {{$k}}={{$v}}
+{{end -}}
+
 [ -e /etc/sysconfig/$name ] && . /etc/sysconfig/$name
 
 get_pid() {